Komatsu 530M Operation & Maintenance Manual page 38

Dump truck
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OM2006.2 6/98
Warnings and Cautions
The following pages give an explanation of the Warning, Caution, and Service Instruction plates and decals attached
to the 530M Truck. The plates and decals listed here are typical of this truck model, but because of customer options,
individual trucks may have plates and decals that are different from those shown here.
The plates and decals must be kept clean and legible. If any decal or plate becomes unable to be read or damaged,
it should be replaced with a new one.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A warning decal is located at the lower right side of the
instrument panel and below the key switch.
The warning stresses the importance of reading the
operator's manual before operation.
. . . . . . . . . . . . . . . . . . . . . .
A warning decal is located to the far right of the instru-
ment panel and below the Auxiliary Brake switch.
Depress the center button to apply the auxiliary brake.
The RED lamp will illuminate.
Depress the button again to release the auxiliary brake;
the light will turn ''Off''.
When the auxiliary brake switch is activated, full,
unmodulated hydraulic brake pressure is applied
to all wheels. The parking brake is also applied.
Never apply the auxiliary brake switch when the
truck is moving, except as an emergency measure.
WARNINGS AND CAUTIONS
A Grade/Speed plate showing Retarding Capacities is
located on the left front post of the operator's cab and
provides the recommended MAXIMUM speeds to be
used when descending various grades with a loaded
truck.
Refer to OPERATING INSTRUCTIONS, Section 3,
Hauling/Retarder Operation, for complete details re-
garding the use of the information on this chart.
Always refer to the decal in operator's cab. This decal
may change with OPTIONAL truck equipment such as:
tire sizes, etc.
Safety - Section 2
Page 2-19

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